Biodiversity supports human and societal needs, including food and nutrition security, energy, development of medicines and pharmaceuticals and freshwater, which together underpin good health. It also supports economic opportunities, and leisure activities that contribute to overall wellbeing.
Why is biodiversity important to human life?
Biodiversity is important to humans for many reasons. … Ecological life support— biodiversity provides functioning ecosystems that supply oxygen, clean air and water, pollination of plants, pest control, wastewater treatment and many ecosystem services.
How does biodiversity affect human health decline?
Biodiversity underpins the health of the planet and has a direct impact on all our lives. Put simply, reduced biodiversity means millions of people face a future where food supplies are more vulnerable to pests and disease, and where fresh water is in irregular or short supply.
How does biodiversity provide for people’s medical needs?
Diets based on a diversity of food species promote health, and can help to protect against disease by addressing the problem of micronutrient and vitamin deficiencies. Loss of agricultural biodiversity can therefore threaten health, livelihood sustainability and our future security of food and nutrition.
What is biodiversity and why is it important for human lives Brainly?
Answer: Biodiversity boosts ecosystem productivity where each species, no matter how small, all have an important role to play. For example, A larger number of plant species means a greater variety of crops. Greater species diversity ensures natural sustainability for all life forms.
What are 3 ways that humans have affected the balance of biodiversity?
destruction, degradation and fragmentation of habitats. reduction of individual survival and reproductive rates through exploitation, pollution and introduction of alien species.
How does human benefit from biodiversity and in turn protect biodiversity?
The services these species provide contribute to the delicately-running natural cycles that help make earth habitable to humans and contribute to our way of life in many ways, from providing us food and pharmaceuticals to helping reduce the impact of natural disasters such as floods. …
What are some human activities that impact the environment and reduce biodiversity?
Overfishing and hunting, the destruction of habitats through agriculture and urban sprawl, the use of pesticides and herbicides, and the release of other toxic compounds into the environment have all taken their toll, particularly on vertebrates.
What is biodiversity and why is biodiversity important for human lives Class 10?
Biodiversity refers to diverse flora and fauna that exist in a given area. Plants, animals and human beings are interdependent. It is necessary for human beings as we get fresh air, water, food, etc., from them. Thus, the existence of human beings depend on them.
How have human activities affected the depletion of?
Q2. How have human activities affected the depletion of flora and fauna? Explain. Answer: Cutting down of forests for agricultural expansion, large scale developmental projects, grazing and fuel wood collection and for urbanization has led to the depletion of flora and fauna.
How human activities affect the environment?
Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.